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State of the Art
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Janette Lehmann User Engagement of Web Applications 8
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Web Analytics
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Janette Lehmann User Engagement of Web Applications 9
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State of the Art
Janette Lehmann User Engagement of Web Applications 10
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Janette Lehmann User Engagement of Web Applications 11
Study:
Engagement
metrics

Motivation
Janette Lehmann User Engagement of Web Applications 12
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Data and Metrics
Janette Lehmann User Engagement of Web Applications 13
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Metric correlations
Janette Lehmann User Engagement of Web Applications 14
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Janette Lehmann User Engagement of Web Applications 15
Study:
Models of user
engagement

Motivation
Janette Lehmann User Engagement of Web Applications 16
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Diversity in Engagement
Janette Lehmann User Engagement of Web Applications 17
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Methodology
Janette Lehmann User Engagement of Web Applications 18
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General models
Janette Lehmann User Engagement of Web Applications 19
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User/Time-based models
Janette Lehmann User Engagement of Web Applications 20
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Relations between models
Janette Lehmann User Engagement of Web Applications 21
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Recap & Next
Janette Lehmann User Engagement of Web Applications 22
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Janette Lehmann User Engagement of Web Applications 23
Thank you!

References
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]; P!D-$150#?)#$M")>$/($I')@HR@A$/($@()IA';!E0(,-$1509!>"(2!O*3/&(,-#M!e]IaJ<eaf7eZjM!addd;!
Z; c$0!$-(3$00M!`'"#($"-!K&(1'"X,M!$0:!`0(*0,''$!_,!`09,'"#$,-J)*7($)$>"'-*U$-R$@('*$c@7K5'2>$-R$)'(>"'H+($)27$@('*$/2>'*R)+'$d@)A/>U#$`Ob!
D-$0#$15*0#!*0!O*3/&(,-@&3$0!E0(,-$15*0!IDTOEJM!ej<ej<e7ej<]dM!_,1,38,-!addi;!
j; Q'"4$8,(2!O2&-12"'';!Q2H+/2K$'2K)K'5'2>#$"0(,-$15*0#M!efI]J<ia7ifM!aded;!
k; Q-"1!D;!S,(,-#*0!$0:!c*#,/2!O$--$8"#;!?')(@*/2K$>"'$/55')(@*)IA'9$^/(/>-*$'2K)K'5'2>#$D,120"1$'!-,/*-(M!U,8!`0$')51#!_,3)#5n,:M!addi;!
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Janette Lehmann User Engagement of Web Applications 24

User experience
Janette Lehmann User Engagement of Web Applications 25
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